Operating instructions

130
Pin Assignment Charts
Female Interface Connector:
14-contact round connector, with
screw-lock hardware for cable gland
Pin Assignment Chart
Terminal (scale) Zener Barrier YDI02-Z,
(14-pin): YDI03-Z (12 pin):
14-contact 12-contact RS-232 signal RS-485
1
)
round round (SBI and XBPI) (XBPI)
connector connector
GA
3
) Control output “heavier” Control output “heavier”
K B Data output (TxD) RxD – TxD – N
J C Data input (RxD) RxD – TxD – P
N D Data terminal ready (DTR)
M E Signal GND Signal GND
FG
3
) Control input “lighter” Control input “lighter”
A H Clear to send (CTS)
EJ
3
) Control output “equal” Control output “equal”
O – Universal switch
2
) Universal switch
2
)
DL
3
) Control output “set” Control output “set”
Connect low-ohmic shield to the connector case
1
) RS-485 interface available on request
2
) For details, see “External Universal Remote Switch” under “Device
Parameters”.
3
) Control output available only for YDI03-Z
Important Note:
! Only electrical equipment with a maximum voltage rating Vm of 250 V is
permitted to be connected to the Zener barrier. The voltage rating V
z
of this
Zener barrier is 12 V.
B
D
O
E
F
G
M
H
J
N
K
L
C
A